Home / 110,547.12-165,771.96-31,643.44

Finding the Fourth Proportional to 110,547.12, 165,771.96 and 31,643.44

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Solution

The fourth proportional to 110,547.12, 165,771.96 and 31,643.44 is: 47,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,547.12 : 165,771.96 = 31,643.44 : x
  2. Step 2: Convert to fraction form
    110,547.12/165,771.96 = 31,643.44/x
  3. Step 3: Cross multiply
    110,547.12x = 165,771.96 × 31,643.44
  4. Step 4: Simplify right side
    110,547.12x = 5,245,595,069.94
  5. Step 5: Solve for x
    x = 5,245,595,069.94/110,547.12
  6. Step 6: Final answer
    x = 47,451.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.